Today I was playing with some web security, and there was a surprise when I decided to test the Forget the Password link on Facebook.
I chose to send the password reset code to my Gmail address, and ...

Ever since I started using Google+, it has added the people in my G+ circles as new entries to my Gmail contacts. The only information, apparently, in these new contact entries, is those people's G+ ...

LinkedIn seems to suggest people I may know. I believe, or it's my hypothesis, that LinkedIn scours information located in the cookie files on my computer and in some way accesses the information that ...

I just found out that if I type my email into Google I can match that mail with my picasaweb account, is there a way to stop this from happening? Nothing else of mine is visible this way, so I don't ...

Does OpenID expose your email address to the websites that use the service? For example, when using stackoverflow with google openID provider is my google address exposed to stackoverflow? (It seems ...

Is there any way for my contacts to know whether I have put them in circle "Close friends" or "Annoying acquaintances" ?
In Facebook, groups can be public. I could not see that directly on Google+, ...

I feel like there's no real need for this sort of information to be available to everyone:
http://www.gstatic.com/s2/sitemaps/sitemap-7000.txt
Since Google hosts gstatic.com, I feel like they should ...

I never post pictures to FB directly anymore, but instead host them on my own domain and link to them on FB.
Same goes for blog posts.
Does FB have the same rights to linked content that they do if ...

So, I read a Cracked.com article about a certain popular video game (that shall remain nameless but involves going into blue things and emerging out of orange things). I knew nothing about that game ...

Sometimes I see my friends associated to Facebook ads:
Sponsored Stories
John Doe likes SomeProduct.
I might have clicked "Like" on some things without being aware this would end up being used like ...

Facebook recently moved me to the new image viewer, which shows a download link below every picture.
With this download link it is possible to download full-resolution original images. I suppose the ...

When I like a page on facebook. Lets say liking a band on my music intrests and putting it in my information section. How much access have they been granted about me? The links they post appear on my ...

I would - not for me but for an older, tech-noob person - like to set up Google Calendar for the sole purpose of syncing his mobile phone with his Thunderbird/Lightning.
Since I have never used (most ...

I've been considering putting together a business proposal, and I would like to find a place to discuss this online with other collaborators privately. I also want to make sure that the data doesn't ...

If I open my Gmail account in office network or chat with someone in Gtalk, since our communications are through a proxy, will anyone be able to see my mails? Even if I log out, will someone be able ...

I used to be able to do this with the old profile. Since Facebook upgraded me to the new profile I cannot select friend lists in the privacy settings or even below single posts anymore although the ...

I am in the process of making a deal on Craigslist but I do not really want to release my phone number to someone who I will eventually forget after a while and I am sure the next person would feel ...